Manual

IEM-9452 ETX Module

Page 128

with each other.

L1 Cache The Level 1 Cache (L1 Cache) is a small memory cache built into the

system processor.

L2 Cache The Level 2 Cache (L2 Cache) is an external processor memory cache.

LCD Liquid crystal display (LCD) is a flat, low-power display device that

consists of two polarizing plates with a liquid crystal panel in between.

LVDS Low-voltage differential signaling (LVDS) is a dual-wire, high-speed

differential electrical signaling system commonly used to connect LCD

displays to a computer.

MAC The Media Access Control (MAC) protocol enables several terminals or

network nodes to communicate in a LAN, or other multipoint networks.

QVGA Quarter Video Graphics Array (QVGA) refers to a display with a

resolution of 320 x 240 pixels.

RAM Random Access Memory (RAM) is volatile memory that loses data when

power is lost. RAM has very fast data transfer rates compared to other

storage like hard drives.

SATA Serial ATA (SATA) is a serial communications bus designed for data

transfers between storage devices and the computer chipsets. The SATA

bus has transfer speeds up to 1.5 Gbps and the SATA II bus has data

transfer speeds of up to 3.0 Gbps.

S.M.A.R.T Self Monitoring Analysis and Reporting Technology (S.M.A.R.T) refers to

automatic status checking technology implemented on hard disk drives.

UART Universal Asynchronous Receiver-transmitter (UART) is responsible for

asynchronous communications on the system and manages the system’s

serial communication (COM) ports.

UHCI The Universal Host Controller Interface (UHCI) specification is a